新编实用英语第二册unit2答案

新编实用英语第二册unit2，3 ，4练习答案

P21-1

1）i am confused 2)what they all mean 3)can tell you some 4) how interesting 5) i 'll be grateful 6)came across 7)does it mean

P21-2

1) Chatting on line looks like fun , have you ever tried it ?

2) How do you feel about it ?

3) Oh , really ? what 's the fun of it ?

4) Wow , can you name some of them ?

5) How interesting ! i should find some time to try it .

P22-3

1) You really go online a lot , don't you ?

2) i really do love browsing the internet .

3) You get to enter a completely different world without going anywhere at all .

4) The most interesting things is that you can do shopping online .

5) The most stimulating example is the virtual car show rooms .

6) so what can people do there ?

P22-1

1)BBS 2) Users 3) way 4) keepers %) personal

P23-2

1) It's about college BBS

2) It stands for Bulletin Board system .

3) It's a good way for college students to exchange information .

4) It want to show the problem of personnal attacks .

5) It is suggested that the users provide real names and more strict watch be carried out over the content of BBS information .

P23-3

1) Internet shopping 2)most popular 3)online 4) 1996 5) videos

6) make use of 7) every book 8) at the webset 9) publish a new book

10) sample 11) ten times 12) usual bookshops 13) credit card

14) its business 15) in the past few years

P23-4

1)-C 2) A 3) D 4) C 5) B

P26_1.

1) It can share information , conduct business and communicate with people .

2) About 55 million Americans .

3) It is an auction site

4) It allows families and friends to communicate at a low price and more frequently .

P26-2

1) constant 2) sped up 3) conduct 4) benefit 5) privacy 6) education

7) access 8) digital

P27-3

1) 22 million members

2) increasingly merging with

3) online growth

4) broadbandlinks

5) their own homes

P27- 4

1) conducted 2) speeding up 3) merge 4) innovation 5) constant

6) makes it clear 7) respective 8) slow down

P27-5

1. They told the story through the medium of dance .

2. The temperature will increase greatly into the eighties Fahrenheit over the weekend .

3. We have succeeded in speeding up the production rate in the last few months .

4. Once the payment has been made , the goods will be delivered at your convenience .

5. They have complete access to the company 's files .

6.Originally , it was a bed room , but we have turned it into a study now .

P28-6

1. In just six years , email has become the most popular means for communication .

In just a few years , cars will become the necessity of many families .

2. This argument become increasingly bitter , almost becoming personal attacks .

It has been made increasingly clearly that the air pollution in this city is becoming more and more serious.

3. As with the previous plan , we'll carry this one through to the end .